Vivo X21s mobile was launched in November 2018. The phone comes with a 6.41-inch touchscreen display offering a resolution of 1080x2340 pixels and an aspect ratio of 19.5:9. Vivo X21s is powered by an octa-core Qualcomm Snapdragon 660 processor. It comes with 6GB of RAM. The Vivo X21s runs Android 8.1 Oreo and is powered by a 3400mAh battery.
As far as the cameras are concerned, the Vivo X21s on the rear packs a 12-megapixel primary camera, and a 5-megapixel camera. The rear camera setup has autofocus. It sports a 24.8-megapixel camera on the front for selfies.
Vivo X21s is based on Android 8.1 Oreo and packs 128GB of inbuilt storage that can be expanded via microSD card (up to 256GB). The Vivo X21s is a dual-SIM (GSM and GSM) mobile. The Vivo X21s measures 157.91 x 75.08 x 7.90mm (height x width x thickness) and weighs 156.00 grams. It was launched in Starry Night Black colour.
Connectivity options on the Vivo X21s include Wi-Fi, GPS, Micro-USB, 3G, and 4G. Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and fingerprint sensor. The Vivo X21s supports face unlock.
As of 14th December 2025, Vivo X21s price in India starts at Rs. 26,000.
| Brand | Vivo |
| Model | X21s |
| Price in India | ₹26,000 |
| Release date | November 2018 |
| Form factor | Touchscreen |
| Dimensions (mm) | 157.91 x 75.08 x 7.90 |
| Weight (g) | 156.00 |
| Battery capacity (mAh) | 3400 |
| Colours | Starry Night Black |
| Screen size (inches) | 6.41 |
| Touchscreen | Yes |
| Resolution | 1080x2340 pixels |
| Aspect ratio | 19.5:9 |
| Processor | octa-core |
| Processor make | Qualcomm Snapdragon 660 |
| RAM | 6GB |
| Internal storage | 128GB |
| Expandable storage | Yes |
| Expandable storage type | microSD |
| Expandable storage up to (GB) | 256 |
| Rear camera | 12-megapixel + 5-megapixel |
| Rear autofocus | Yes |
| Front camera | 24.8-megapixel |
| Operating system | Android 8.1 Oreo |
| Wi-Fi | Yes |
| GPS | Yes |
| Bluetooth | Yes |
| Micro-USB | Yes |
| Headphones | 3.5mm |
| Number of SIMs | 2 |
| SIM 1 | |
| GSM/CDMA | GSM |
| 3G | Yes |
| 4G/ LTE | Yes |
| SIM 2 | |
| GSM/CDMA | GSM |
| 3G | Yes |
| 4G/ LTE | Yes |
| Face unlock | Yes |
| Fingerprint sensor | Yes |
| Compass/ Magnetometer | Yes |
| Proximity sensor | Yes |
| Accelerometer | Yes |
| Ambient light sensor | Yes |
| Gyroscope | Yes |
Vivo X21s
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